11th Class Physics MCQS Physical Optics Online Test 3

bragg-e-2-80-99-s-equation-is-3-a_-_5-c-28-d-5-csin-5-c-2-c-09-heta-3-dn-7-b-5-clambda-5-cover-2-7-d-5-c-29,e-2-80-9-c-the-light-energy-travels-in-space-as-waves-e-2-80-9-d-was-firstly-proposed-by-3-a_-_huygen,example-of-a-thin-film-is-3-a_-_soap-bubble,for-which-of-the-following-colours-will-the-fringe-width-be-minimum-in-the-double-slit-experiment-3-a_-_violet,fringe-spacing-in-young-e-2-80-99-s-double-slit-experiment-increases-due-to-increase-in-3-a_-_wavelength,fringe-spacing-is-equal-to-3-a_-_5-c-28-0-crac-7-bm-5-clambda-l-7-d-7-bd-7-d-5-c-29,fringe-spacing-is-inversely-proportional-to-3-a_-_slit-separation,huygen-27-s-principle-is-used-to-3-a_-_locate-the-wave-front,huygen-e-2-80-99-s-principle-is-used-to-3-a_-_locate-the-wave-front,if-blue-light-is-used-as-compare-to-red-light-then-fringe-spacing-3-a_-_decreases,if-e-2-80-98-n-e-2-80-99-is-number-of-lines-ruled-on-the-grating-having-length-e-2-80-9-cl-e-2-80-9-d-then-grating-element-e-2-80-98-d-e-2-80-99-is-given-by-3-a_-_l-2-fn,if-red-light-is-used-as-compare-to-blue-light-then-fringe-spacing-3-a_-_increases,if-young-e-2-80-99-s-double-slit-experiment-2-c-the-condition-for-constructive-interference-28-or-bright-fringes-29-is-3-a_-_d-sin-ce-b-8-26-nbsp-3-b-3-d-m-ce-bb,in-a-26-nbsp-3-b-michelson-e-2-80-99-s-interferometer-2-c-by-moving-the-mirror-through-a-distance-of-5-c-28-5-clambda-2-f-4-5-c-29the-path-difference-changes-by-3-a_-_5-c-28-5-clambda-5-cover-2-5-c-29,in-case-of-point-source-the-shape-of-wave-front-is-3-a_-_spherical,in-michelson-interferometer-a-fring-is-shifted-each-time-the-mirror-is-displaced-through-3-a_-_5-c-28-5-clambda-5-cover-4-5-c-29,in-michelson-interferometer-to-switch-the-strings-from-bright-to-dark-2-c-the-mirror-should-be-displaced-by-3-a_-_5-c-28-0-crac-7-b-5-clambda-7-d-7-b-4-7-d-5-c-29,in-young-27-s-double-slit-experiment-2-c-the-fringe-spacing-is-equal-to_-_3-cimg-src-3-d-22-2-fimages-2-fmcqs-2-f-11th-2-fphy-2-f-11th-phy-ch-09-010-02-png-22-3-e,in-young-27-s-double-slit-experiment-2-c-the-position-of-dark-fringes-is-given-by-3-a_-_3-cimg-src-3-d-22-2-fimages-2-fmcqs-2-f-11th-2-fphy-2-f-11th-phy-ch-09-009-02-png-22-3-e,in-young-27-s-double-slit-experiment-2-c-the-position-of-dark-fringes-is-given-by-3-a_-_5-c-28-y-m-3-d-5-cleft-28-m-2-b-0-crac-7-b-1-7-d-7-b-2-7-d-0-dight-29-0-crac-7-b-5-clambda-l-7-d-7-bd-7-d-5-c-29,which-one-of-the-following-can-not-be-polarized-3-f_-_sound-waves